nextcloud/lib/private/appframework/app.php

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<?php
/**
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* @author Bernhard Posselt <dev@bernhard-posselt.com>
* @author Lukas Reschke <lukas@owncloud.com>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Thomas Müller <thomas.mueller@tmit.eu>
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*
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* @copyright Copyright (c) 2015, ownCloud, Inc.
* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
*/
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namespace OC\AppFramework;
use OC_App;
use OC\AppFramework\DependencyInjection\DIContainer;
use OCP\AppFramework\QueryException;
use OCP\AppFramework\Http\ICallbackResponse;
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/**
* Entry point for every request in your app. You can consider this as your
* public static void main() method
*
* Handles all the dependency injection, controllers and output flow
*/
class App {
Intelligent container * resolves dependencies by type hint or variable name * simpler route.php * implementation of https://github.com/owncloud/core/issues/12829 Generates and injects parameters automatically. You can now build full classes like $c->query('MyClassName') without having to register it as a service. The resolved object's instance will be saved by using registerService. If a constructor parameter is not type hinted, the parameter name will be taken. Therefore the following two implementations are identical: class Class1 { function __construct(MyClassName $class) class Class1 { function __construct($MyClassName) This makes it possible to also inject primitive values such as strings, arrays etc. In addition if the query could not be resolved, a `QueryException` is now thrown Routes can now be returned as an array from `routes.php` and an `appinfo/application.php` is optional Old commit messages: make it possible to return the routes instead of having to intialize the application try to get the controller by convention add first implementation of automatic resolve add another test just to be sure store the resolved object more tests add phpdoc to public app.php method use the same variable for the public app.php method deprecate old methods and add services for public interfaces deprecated getServer method disallow private api injection for apps other than core or settings (settings should be an app goddamnit :D) register userid because its such an often used variable fix indention and leading slash use test namespace add deprecation reasons, remove private api usage checks and remove deprecation from getServer() add additional public interfaces add public interface for rootfolder fix syntax error remove deprecation from methods where no alternative is there yet remove deprecated from method which has no alternative add timezone public service for #12881 add another deprecation hint move deprecation into separate branch remove dead comment first try to get the namespace from the info.xml, if it does not exist, just uppercase the first letter also trim the namespace name add an interface for timefactory move timefactory to public and add icontrollermethodreflector keep core interface fix copyright date in headers
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/**
* Turns an app id into a namespace by either reading the appinfo.xml's
* namespace tag or uppercasing the appid's first letter
* @param string $appId the app id
* @param string $topNamespace the namespace which should be prepended to
* the transformed app id, defaults to OCA\
* @return string the starting namespace for the app
*/
public static function buildAppNamespace($appId, $topNamespace='OCA\\') {
// first try to parse the app's appinfo/info.xml <namespace> tag
$filePath = OC_App::getAppPath($appId) . '/appinfo/info.xml';
$loadEntities = libxml_disable_entity_loader(false);
$xml = @simplexml_load_file($filePath);
libxml_disable_entity_loader($loadEntities);
if ($xml) {
$result = $xml->xpath('/info/namespace');
if ($result && count($result) > 0) {
// take first namespace result
return $topNamespace . trim((string) $result[0]);
}
}
// if the tag is not found, fall back to uppercasing the first letter
return $topNamespace . ucfirst($appId);
}
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/**
* Shortcut for calling a controller method and printing the result
* @param string $controllerName the name of the controller under which it is
* stored in the DI container
* @param string $methodName the method that you want to call
* @param DIContainer $container an instance of a pimple container.
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* @param array $urlParams list of URL parameters (optional)
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*/
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public static function main($controllerName, $methodName, DIContainer $container, array $urlParams = null) {
if (!is_null($urlParams)) {
$container['OCP\\IRequest']->setUrlParameters($urlParams);
} else if (isset($container['urlParams']) && !is_null($container['urlParams'])) {
$container['OCP\\IRequest']->setUrlParameters($container['urlParams']);
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}
Intelligent container * resolves dependencies by type hint or variable name * simpler route.php * implementation of https://github.com/owncloud/core/issues/12829 Generates and injects parameters automatically. You can now build full classes like $c->query('MyClassName') without having to register it as a service. The resolved object's instance will be saved by using registerService. If a constructor parameter is not type hinted, the parameter name will be taken. Therefore the following two implementations are identical: class Class1 { function __construct(MyClassName $class) class Class1 { function __construct($MyClassName) This makes it possible to also inject primitive values such as strings, arrays etc. In addition if the query could not be resolved, a `QueryException` is now thrown Routes can now be returned as an array from `routes.php` and an `appinfo/application.php` is optional Old commit messages: make it possible to return the routes instead of having to intialize the application try to get the controller by convention add first implementation of automatic resolve add another test just to be sure store the resolved object more tests add phpdoc to public app.php method use the same variable for the public app.php method deprecate old methods and add services for public interfaces deprecated getServer method disallow private api injection for apps other than core or settings (settings should be an app goddamnit :D) register userid because its such an often used variable fix indention and leading slash use test namespace add deprecation reasons, remove private api usage checks and remove deprecation from getServer() add additional public interfaces add public interface for rootfolder fix syntax error remove deprecation from methods where no alternative is there yet remove deprecated from method which has no alternative add timezone public service for #12881 add another deprecation hint move deprecation into separate branch remove dead comment first try to get the namespace from the info.xml, if it does not exist, just uppercase the first letter also trim the namespace name add an interface for timefactory move timefactory to public and add icontrollermethodreflector keep core interface fix copyright date in headers
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$appName = $container['AppName'];
// first try $controllerName then go for \OCA\AppName\Controller\$controllerName
try {
$controller = $container->query($controllerName);
} catch(QueryException $e) {
$appNameSpace = self::buildAppNamespace($appName);
$controllerName = $appNameSpace . '\\Controller\\' . $controllerName;
$controller = $container->query($controllerName);
}
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// initialize the dispatcher and run all the middleware before the controller
$dispatcher = $container['Dispatcher'];
list(
$httpHeaders,
$responseHeaders,
$responseCookies,
$output,
$response
) = $dispatcher->dispatch($controller, $methodName);
$io = $container['OCP\\AppFramework\\Http\\IOutput'];
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if(!is_null($httpHeaders)) {
$io->setHeader($httpHeaders);
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}
foreach($responseHeaders as $name => $value) {
$io->setHeader($name . ': ' . $value);
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}
foreach($responseCookies as $name => $value) {
$expireDate = null;
if($value['expireDate'] instanceof \DateTime) {
$expireDate = $value['expireDate']->getTimestamp();
}
$io->setCookie(
$name,
$value['value'],
$expireDate,
$container->getServer()->getWebRoot(),
null,
$container->getServer()->getRequest()->getServerProtocol() === 'https',
true
);
}
if ($response instanceof ICallbackResponse) {
$response->callback($io);
} else if(!is_null($output)) {
$io->setHeader('Content-Length: ' . strlen($output));
$io->setOutput($output);
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}
}
/**
* Shortcut for calling a controller method and printing the result.
* Similar to App:main except that no headers will be sent.
* This should be used for example when registering sections via
* \OC\AppFramework\Core\API::registerAdmin()
*
* @param string $controllerName the name of the controller under which it is
* stored in the DI container
* @param string $methodName the method that you want to call
* @param array $urlParams an array with variables extracted from the routes
* @param DIContainer $container an instance of a pimple container.
*/
public static function part($controllerName, $methodName, array $urlParams,
DIContainer $container){
$container['urlParams'] = $urlParams;
$controller = $container[$controllerName];
$dispatcher = $container['Dispatcher'];
list(, , $output) = $dispatcher->dispatch($controller, $methodName);
return $output;
}
}